#3764D2#3764D2

#3764D2 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.177 H 264.4°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3764D2
RGB	rgb(55, 100, 210)
HSL	hsl(223, 63%, 52%)
HSV	hsv(223, 74%, 82%)
CMYK	cmyk(73.8%, 52.4%, 0%, 17.6%)
CIE-LAB	lab(45.05, 22.71, -61.25)
CIE-LCH	lch(45.05, 65.33, 290.34°)
OKLab	oklab(53.44% -0.0173 -0.1763)
OKLCH	oklch(53.44% 0.177 264.4)
XYZ	xyz(17.7615, 14.5778, 62.8380)
Luminance	0.1458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3764D2 #D2A537

analogous

#37B1D2 #3764D2 #5837D2

triadic

#3764D2 #D23764 #64D237

tetradic

#3764D2 #D237B1 #D2A537 #37D258

square

#3764D2 #D237B1 #D2A537 #37D258

split-complementary

#3764D2 #D25837 #B1D237

monochromatic

#1A3474 #254BA6 #3764D2 #698BDD #9BB1E8

Accessibility & contrast

On white

5.36

#3764D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#3764D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3764D2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3764D2	#FFFFFF	#000000	##FFFFFF
##3764D2	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1672D6

Deuteranopia (green-blind)

#0064D0

Tritanopia (blue-blind)

#007F91

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3764d2;
/* rgb */ color: rgb(55, 100, 210);
/* oklch */ color: oklch(53.4% 0.177 264.4);

Tailwind

colors: {
  custom: {
    50: '#828fe1',
    500: '#3764d2',
    950: '#000000',
  },
}

SCSS

$custom: #3764d2;
$custom-light: #828fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#3764d2",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 210
  },
  "hsl": {
    "h": 222.581,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.53435,
    "c": 0.17717,
    "h": 264.4
  },
  "luminance": 0.1458
}

Semantic roles & 50–950 ramp

primary

#3764D2

secondary

#D4C190

accent

#B641E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3764D2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →